Perhaps you should try some spelling variations:
lieu tinh » trieu tinh, diep tinh, bien tinh
hanh tinh » hanh trinh, nhanh tinh, thanh tinh
chat dung » chan dung, chat luong, chat quang
doi lieu » duoc lieu, doi chieu, du lieu
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
toan tap » toan ban
ap dung » xay dung, van dung

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doi lieu tinh - hanh tinh ((chat dung) or (ap dung)) ((cong dan) or (cong tan)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi lieu tinh - hanh tinh ((chat dung) OR (ap dung)) ((cong dan) OR (cong tan)) toan tap.
• Adding a wildcard symbol may retrieve word variants: doi lieu tinh - hanh tinh ((chat dung) or (ap dung)) ((cong dan) or (cong tan)) toan tap*.